study of fossil vertebrate types in the Academy of Natural Sciences of Philadelphia
Subtitle: taxonomic, systematic, and historical perspectives
By: Earle E. Spamer, Edward Daeschler, and L. Gay Vostreys-Shapiro.
Contributors: Daeschler, Edward.; Vostreys-Shapiro, L. Gay.; Academy of Natural Sciences of Philadelphia.
Series: Special publication / Academy of Natural Sciences of Philadelphia -- 16.; Special publication (Academy of Natural Sciences of Philadelphia) -- no. 16.
Publisher: The Academy
Published: 1995
Place of publication: Philadelphia, Pa
Language: eng
Number of pages: 434
Subjects: Academy of Natural Sciences of Philadelphia.; Vertebrates, Fossil -- Type specimens -- Pennsylvania -- Philadelphia.
Notes: Includes bibibliographical references (p. 323-382) and index.